31618128

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{937}}^1$

素因数の和:1004

約数の個数: 80

約数和(自身を含む): 88397120

約数和(自身を除く): 56778992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 37, 38, 48, 57, 74, 76, 111, 114, 148, 152, 222, 228, 296, 304, 444, 456, 592, 703, 888, 912, 937, 1406, 1776, 1874, 2109, 2811, 2812, 3748, 4218, 5622, 5624, 7496, 8436, 11244, 11248, 14992, 16872, 17803, 22488, 33744, 34669, 35606, 44976, 53409, 69338, 71212, 104007, 106818, 138676, 142424, 208014, 213636, 277352, 284848, 416028, 427272, 554704, 658711, 832056, 854544, 1317422, 1664112, 1976133, 2634844, 3952266, 5269688, 7904532, 10539376, 15809064, 31618128]

約数ペア:

[(1, 31618128), (2, 15809064), (3, 10539376), (4, 7904532), (6, 5269688), (8, 3952266), (12, 2634844), (16, 1976133), (19, 1664112), (24, 1317422), (37, 854544), (38, 832056), (48, 658711), (57, 554704), (74, 427272), (76, 416028), (111, 284848), (114, 277352), (148, 213636), (152, 208014), (222, 142424), (228, 138676), (296, 106818), (304, 104007), (444, 71212), (456, 69338), (592, 53409), (703, 44976), (888, 35606), (912, 34669), (937, 33744), (1406, 22488), (1776, 17803), (1874, 16872), (2109, 14992), (2811, 11248), (2812, 11244), (3748, 8436), (4218, 7496), (5622, 5624)]